CPC Subgroup
F01L 5/14 characterised by the provision of valves with reciprocating and other movements (surrounding working cylinder or piston F01L5/06)
Full Title
Slide valve-gear or valve-arrangements (with pure rotary or oscillatory movement F01L7/00) > characterised by the provision of valves with reciprocating and other movements (surrounding working cylinder or piston F01L5/06)
2 direct subcodes
Child Classifications
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